Table 4 The hypotheses under the three scoring methods proposed by Samuelsson et al. are shown.
From: A Perl procedure for protein identification by Peptide Mass Fingerprinting
Method | Mass tolerance | Peptide mass distribution |
|---|---|---|
1 | Absolute (Da) | Uniform |
2 | Relative (ppm) | Uniform |
3 | Relative (ppm) | Not uniform |